Power Grid Corporation of India Limited (POWERGRID) has secured the Pune West transmission project in Maharashtra under the Tariff Based Competitive Bidding (TBCB) process, with quoted annual transmission charges of ₹199.55 crore. The company received the Letter of Intent (LoI) on October 16, 2026 for developing the intra-state transmission system on a Build, Own, Operate and Transfer (BOOT) basis.
The project involves establishing a new 765/400 kV Gas Insulated Substation (GIS) at Pune West, along with the construction of 765 kV and 400 kV transmission lines across Maharashtra and associated bays. The development adds to POWERGRID’s transmission infrastructure portfolio amid its continued participation in competitive transmission project bidding.
Pune West Transmission Project: Key Infrastructure Details
The Pune West transmission project centres on the development of a new 765/400 kV GIS substation in Pune district, Maharashtra. The associated transmission infrastructure is intended to form part of the state’s high-voltage electricity transmission network.
The scope includes two 1,500 MVA interconnecting transformers and a 240 MVAR bus reactor. The project also involves the line-in-line-out (LILO) arrangement for both circuits of the existing 765 kV double-circuit transmission line between Pune-III and South Kalamb at the new Pune West substation.
The proposed scope further includes a new 400 kV double-circuit transmission line connecting Pune West with Hinjewadi, using Quad Moose conductor.
POWERGRID’s FY27 TBCB Portfolio Reaches ₹7,863.63 Crore
With the latest award, POWERGRID has secured 10 transmission system projects under the TBCB mechanism in FY 2026-27 to date. The cumulative annual transmission charges associated with these projects stand at ₹7,863.63 crores.
The project carries quoted annual transmission charges of ₹199.55 crores. The award marks another addition to POWERGRID’s portfolio of competitively bid transmission infrastructure projects during the current financial year.
Three Companies Qualified for the Bidding Process
According to the additional bidding information provided, PFC Consulting Limited acted as the Bid Process Coordinator for the selection of a Transmission Service Provider for the Pune West project.
POWERGRID, Adani Energy Solutions Limited and Resonia Limited were identified as the three companies qualified to participate in the selection process. POWERGRID was subsequently declared the successful bidder and received the Letter of Intent on October 16, 2026.
New 765/400 kV Substation to Anchor Pune West Project
The development of high-voltage substations and associated transmission lines forms an important part of electricity network infrastructure. The Pune West project combines a new 765/400 kV GIS substation with additional 765 kV and 400 kV transmission infrastructure within Maharashtra.
With 10 TBCB transmission system projects secured in FY 2026-27 to date, POWERGRID’s latest award adds to its growing portfolio of competitively bid transmission projects.
